Clearing the graphics from the Panel(pnl_Draw)

New private void newToolStripMenuItem_Click( object sender, EventArgs e) Open Color Dialog and Set BackColor of btn_PenColor if user click on OK Button for Setting pen Color private void button1_Click( object sender, EventArgs e) private void pnl_Draw_MouseUp( object sender, MouseEventArgs e) Fired when the mouse pointer is over the pnl_Draw and a mouse button is released. G.FillEllipse(sb, e.X, e.Y, int.Parse(txt_ShapeSize.Text), int.Parse(txt_ShapeSize.Text)) G.FillRectangle(sb, e.X, e.Y, 2*int.Parse(txt_ShapeSize.Text), int.Parse(txt_ShapeSize.Text)) setting startPaint and drawSquare value to false for creating one graphic on one click. G.FillRectangle(sb, e.X, e.Y, int.Parse(txt_ShapeSize.Text), int.Parse(txt_ShapeSize.Text)) Getting the width and Heigt value from Textbox(txt_ShapeSize) setting the width and height same for creating square. SolidBrush sb = new SolidBrush(btn_PenColor.BackColor)

Use Solid Brush for filling the graphic shapes Event Fired when the mouse pointer is over Panel and a mouse button is pressed private void pnl_Draw_MouseDown( object sender, MouseEventArgs e) G.DrawLine(p, new Point(initX ? e.X, initY ? e.Y), new Point(e.X, e.Y)) Pen p = new Pen(btn_PenColor.BackColor, float.Parse(cmb_PenSize.Text)) Setting the Pen BackColor and line Width private void pnl_Draw_MouseMove( object sender, MouseEventArgs e) Event fired when the mouse pointer is moved over the Panel(pnl_Draw). nullable int for storing Null value int? initX = null

Simple drawing program